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... QoS Describes how to configure protocol filtering on the switch. Configuring Protocol Filtering Describes how to configure quality of service (QoS). Checking Status and Connectivity Describes how to display information about modules and switch ports and how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on Ethernet, Fast Ethernet, and Gigabit Ethernet ports. Configuring SPAN and RSPAN Describes how to check connectivity using ping, Telnet, and IP traceroute. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... QoS Describes how to configure protocol filtering on the switch. Configuring Protocol Filtering Describes how to configure quality of service (QoS). Checking Status and Connectivity Describes how to display information about modules and switch ports and how to configure the Switched Port Analyzer (SPAN) and Remote SPAN (RSPAN) on Ethernet, Fast Ethernet, and Gigabit Ethernet ports. Configuring SPAN and RSPAN Describes how to check connectivity using ping, Telnet, and IP traceroute. xxiv Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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... concerning Cisco product capabilities, product installation, or basic product configuration. Two types of support are negatively impacted by inadequate performance of your technical issues by using the Cisco TAC website, you have a login ID or password, go to this URL: http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxix To access the Cisco TAC...
... concerning Cisco product capabilities, product installation, or basic product configuration. Two types of support are negatively impacted by inadequate performance of your technical issues by using the Cisco TAC website, you have a login ID or password, go to this URL: http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 xxix To access the Cisco TAC...
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... clear commands. Use show commands to display the current configuration and to change the configuration. Accessing the Switch CLI You can use set commands) to the hardware documentation for example, using a terminal emulation program on a PC or using set commands to monitor the switch. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-2 78-15486-01 To access the switch CLI through a Telnet session. You configure the switch using the tip command on page 2-3. To access the switch CLI through the console port...
... clear commands. Use show commands to display the current configuration and to change the configuration. Accessing the Switch CLI You can use set commands) to the hardware documentation for example, using a terminal emulation program on a PC or using set commands to monitor the switch. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-2 78-15486-01 To access the switch CLI through a Telnet session. You configure the switch using the tip command on page 2-3. To access the switch CLI through the console port...
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... 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-3 Use normal-mode commands for the switch. Chapter 2 Using the Command-Line Interface Accessing the Switch CLI Accessing the CLI Through Telnet Before you can use DNS host names. Cisco Systems Console Enter password: After you successfully connect to the switch using the IP address or the DNS host name of operation: • Normal (also called login or user mode) • Privileged (also called enable mode) Both modes are password protected. Switch CLI Command Modes The switch CLI...
... 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-3 Use normal-mode commands for the switch. Chapter 2 Using the Command-Line Interface Accessing the Switch CLI Accessing the CLI Through Telnet Before you can use DNS host names. Cisco Systems Console Enter password: After you successfully connect to the switch using the IP address or the DNS host name of operation: • Normal (also called login or user mode) • Privileged (also called enable mode) Both modes are password protected. Switch CLI Command Modes The switch CLI...
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... normal mode, enter the enable command. Accessing Help Chapter 2 Using the Command-Line Interface To enter normal command mode, follow these parameters, enter set ip ? On a new switch, the normal-mode password is null. Otherwise, enter the normal-mode password for IP Address Set DNS information Set IP fragmentation enable/disable Set IP HTTP server information Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-4 78-15486-01 You will see the "Accessing the Switch CLI" section on page 2-2). Enter Password: Console> To...
... normal mode, enter the enable command. Accessing Help Chapter 2 Using the Command-Line Interface To enter normal command mode, follow these parameters, enter set ip ? On a new switch, the normal-mode password is null. Otherwise, enter the normal-mode password for IP Address Set DNS information Set IP fragmentation enable/disable Set IP HTTP server information Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 2-4 78-15486-01 You will see the "Accessing the Switch CLI" section on page 2-2). Enter Password: Console> To...
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... SLIP interface configuration. Use Telnet to access the switch, enter privileged mode, and enter the slip detach command to restore the console port connection. Configuring the SLIP (sl0) Interface on the Console Port Chapter 3 Configuring the Switch IP Address and Default Gateway default 10.1.1.10 0x0 G 0 sc0 10.0.0.0 10.1.1.100 0xff000000 U 75 sc0 default default 0xff000000 UH 0 sl0 Console> (enable) This example shows how to configure two default gateways on a Catalyst 4500 series, Catalyst 2948G, or Catalyst 2980G switch, with Telnet. Console> (enable) show interface...
... SLIP interface configuration. Use Telnet to access the switch, enter privileged mode, and enter the slip detach command to restore the console port connection. Configuring the SLIP (sl0) Interface on the Console Port Chapter 3 Configuring the Switch IP Address and Default Gateway default 10.1.1.10 0x0 G 0 sc0 10.0.0.0 10.1.1.100 0xff000000 U 75 sc0 default default 0xff000000 UH 0 sl0 Console> (enable) This example shows how to configure two default gateways on a Catalyst 4500 series, Catalyst 2948G, or Catalyst 2980G switch, with Telnet. Console> (enable) show interface...
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... a DHCP-assigned IP address. To renew or release a DHCP-assigned IP address on the in-band (sc0) management interface, perform one of these tasks in privileged mode: Task Renew the lease on a DHCP-assigned IP address. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The switch broadcasts DHCP and RARP requests only when the switch boots up. reset system When the switch reboots, confirm...
... a DHCP-assigned IP address. To renew or release a DHCP-assigned IP address on the in-band (sc0) management interface, perform one of these tasks in privileged mode: Task Renew the lease on a DHCP-assigned IP address. set interface sc0 dhcp release 3-10 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 The switch broadcasts DHCP and RARP requests only when the switch boots up. reset system When the switch reboots, confirm...
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... different VLAN costs or VLAN configurations cannot form a channel. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 If the allowed range of VLANs is not the same for both PAgP and LACP to off. Do not enable the port security feature for EtherChannel: • Assign all ports in an EtherChannel to the same VLAN, or configure them as trunk ports. • If you removed a 1-port channel from spanning tree...
... different VLAN costs or VLAN configurations cannot form a channel. Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 6-4 78-15486-01 If the allowed range of VLANs is not the same for both PAgP and LACP to off. Do not enable the port security feature for EtherChannel: • Assign all ports in an EtherChannel to the same VLAN, or configure them as trunk ports. • If you removed a 1-port channel from spanning tree...
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... backup domain server. Console> (enable) set vmps server ip_addr [primary] (Optional) Specify the IP address for ports 2/1. set port membership 2/1 dynamic Spantree port fast start option enabled for the primary VMPS server. show port Port Name Status Vlan Level Duplex Speed 1/1 connect trunk normal full 100 1/2 connect trunk normal half 100 2/1 connect dyn normal full 155 3/1 connect dyn-5 normal half 10 Type 100 BASE-TX 100 BASE-TX OC3 MMF ATM 10 BASE-T 12-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... backup domain server. Console> (enable) set vmps server ip_addr [primary] (Optional) Specify the IP address for ports 2/1. set port membership 2/1 dynamic Spantree port fast start option enabled for the primary VMPS server. show port Port Name Status Vlan Level Duplex Speed 1/1 connect trunk normal full 100 1/2 connect trunk normal half 100 2/1 connect dyn normal full 155 3/1 connect dyn-5 normal half 10 Type 100 BASE-TX 100 BASE-TX OC3 MMF ATM 10 BASE-T 12-8 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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... Catalyst 2980G Switches Command Reference. This chapter consists of IP multicast traffic. Note For more information on the Catalyst enterprise LAN switches. Switches can inform the switch when specific hosts join or leave IP multicast groups. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 15-1 CGMP and IGMP software components run on the Catalyst enterprise LAN switches. Note For complete syntax and usage information for the commands used in switches...
... Catalyst 2980G Switches Command Reference. This chapter consists of IP multicast traffic. Note For more information on the Catalyst enterprise LAN switches. Switches can inform the switch when specific hosts join or leave IP multicast groups. 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 15-1 CGMP and IGMP software components run on the Catalyst enterprise LAN switches. Note For complete syntax and usage information for the commands used in switches...
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... Number of Entries = 4 '*' - Command set multicast router mod_num/port_num show multicast group [mac_addr] [vlan_id] This example shows how to configure multicast groups manually and verify the configuration (the asterisks indicate that the entry was manually configured): Console> (enable) set multicast router 3/1 Port 3/1 added to CAM table. Console> (enable) set cam {static | permanent} multicast_mac CAM table. Console> (enable) show multicast group CGMP enabled IGMP disabled 15-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... Number of Entries = 4 '*' - Command set multicast router mod_num/port_num show multicast group [mac_addr] [vlan_id] This example shows how to configure multicast groups manually and verify the configuration (the asterisks indicate that the entry was manually configured): Console> (enable) set multicast router 3/1 Port 3/1 added to CAM table. Console> (enable) set cam {static | permanent} multicast_mac CAM table. Console> (enable) show multicast group CGMP enabled IGMP disabled 15-16 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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... CAM table. These actions apply to IGMP packets, are configured on a per-switch-port basis, and are associated with a filtering and monitoring action. Console> (enable) Disabling Multicast Group Entries To disable manually configured multicast group entries, perform this task in privileged mode: Task Disable a specific manually configured multicast router port. Console> (enable) Filtering IGMP Traffic Internet Group Management Protocol (IGMP) filtering allows an administrator to disable a multicast group entry from multicast router port list. Command clear cam mac_addr [vlan...
... CAM table. These actions apply to IGMP packets, are configured on a per-switch-port basis, and are associated with a filtering and monitoring action. Console> (enable) Disabling Multicast Group Entries To disable manually configured multicast group entries, perform this task in privileged mode: Task Disable a specific manually configured multicast router port. Console> (enable) Filtering IGMP Traffic Internet Group Management Protocol (IGMP) filtering allows an administrator to disable a multicast group entry from multicast router port list. Command clear cam mac_addr [vlan...
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... Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Command set snmp access-list 2 172.20.60.7 mask 255.255.255.0 Access number 2 has been updated with 172.20.60.8 Console> (enable) Specifying and Displaying an Interface Alias You can be up to clear IP addresses that are associated with access numbers: Console> (enable) clear snmp access-list 101 All IP addresses associated with access clear snmp access-list access_number numbers. Configuring SNMPv1 and SNMPv2c from the CLI, perform this task in privileged mode...
... Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 Command set snmp access-list 2 172.20.60.7 mask 255.255.255.0 Access number 2 has been updated with 172.20.60.8 Console> (enable) Specifying and Displaying an Interface Alias You can be up to clear IP addresses that are associated with access numbers: Console> (enable) clear snmp access-list 101 All IP addresses associated with access clear snmp access-list access_number numbers. Configuring SNMPv1 and SNMPv2c from the CLI, perform this task in privileged mode...
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... system default part, which maps community strings of previous versions of SNMP to a target. The switch supports up to your NMS documentation (also see the "Using CiscoWorks2000" section on the SNMP commands that are supported by the Catalyst enterprise LAN switches, refer to a group using a specified security model. Configure the RMON2 trap destination table from the NMS. Configuring SNMPv3 from the CLI Note This section provides very basic SNMP v3 configuration information. set snmp...
... system default part, which maps community strings of previous versions of SNMP to a target. The switch supports up to your NMS documentation (also see the "Using CiscoWorks2000" section on the SNMP commands that are supported by the Catalyst enterprise LAN switches, refer to a group using a specified security model. Configure the RMON2 trap destination table from the NMS. Configuring SNMPv3 from the CLI Note This section provides very basic SNMP v3 configuration information. set snmp...
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... and inline power requirements. • When your switch is set the power budget to 2, the switch ignores this setting. Chapter 28 Power Management Understanding How Power Management Works on the Catalyst 4500 Series Switches Redundant Mode Guidelines This section describes the guidelines for using redundant mode in the Catalyst 4500 series switches: • By default, the power supplies in a Catalyst 4500 series switch are set your switch to redundant mode and only one power supply is installed, your switch accepts the configuration but operates...
... and inline power requirements. • When your switch is set the power budget to 2, the switch ignores this setting. Chapter 28 Power Management Understanding How Power Management Works on the Catalyst 4500 Series Switches Redundant Mode Guidelines This section describes the guidelines for using redundant mode in the Catalyst 4500 series switches: • By default, the power supplies in a Catalyst 4500 series switch are set your switch to redundant mode and only one power supply is installed, your switch accepts the configuration but operates...
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... configured login and enable passwords to zero (0) disables login authentication. You can specify different authentication methods for Telnet connections. Local authentication is always attempted last. The lockout (delay) time is also configurable from the CLI and SNMP with the set authentication login attempt command. (You would use the set login limits for accessing enable mode.) The configurable range is reached. If you then disable all other authentication methods fail. 30-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
... configured login and enable passwords to zero (0) disables login authentication. You can specify different authentication methods for Telnet connections. Local authentication is always attempted last. The lockout (delay) time is also configurable from the CLI and SNMP with the set authentication login attempt command. (You would use the set login limits for accessing enable mode.) The configurable range is reached. If you then disable all other authentication methods fail. 30-2 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide...
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...: Password changed . Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-13 Command set enablepass This example shows how to 30 characters, and use any printable ASCII characters, including a space. Note Passwords that are set in software release 5.3 and earlier releases remain non-case sensitive. Console> (enable) Setting the Enable Password The enable password controls access to the user mode CLI. Chapter 30 Configuring Switch Access Using AAA Configuring Authentication Setting the Login...
...: Password changed . Console> (enable) 78-15486-01 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 30-13 Command set enablepass This example shows how to 30 characters, and use any printable ASCII characters, including a space. Note Passwords that are set in software release 5.3 and earlier releases remain non-case sensitive. Console> (enable) Setting the Enable Password The enable password controls access to the user mode CLI. Chapter 30 Configuring Switch Access Using AAA Configuring Authentication Setting the Login...
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... the switch. The login password is null for 30 seconds when you are connected through the supervisor engine console port. When prompted for your new password. Console> (enable) show localusers This example shows how to configure local user authentication authentication on the switch, perform this task in length and can consist of any alphanumeric characters. Enter the reset system command to the switch through a Telnet connection. Command set localuser user username password pwd...
... the switch. The login password is null for 30 seconds when you are connected through the supervisor engine console port. When prompted for your new password. Console> (enable) show localusers This example shows how to configure local user authentication authentication on the switch, perform this task in length and can consist of any alphanumeric characters. Enter the reset system command to the switch through a Telnet connection. Command set localuser user username password pwd...
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... network service. clear kerberos credentials forward 30-36 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To configure clients to forward user credentials as they connect to other hosts in the Kerberos realm, perform this task in privileged mode: Step 1 Step 2 Task Enable all clients to forward user credentials upon successful Kerberos authentication. (Optional) Configure Telnet to fail if clients cannot authenticate to mandatory Console> (enable) Disabling Credentials Forwarding To disable...
... network service. clear kerberos credentials forward 30-36 Catalyst 4500 Series, Catalyst 2948G, Catalyst 2980G Switches Software Configuration Guide-Release 8.1 78-15486-01 To configure clients to forward user credentials as they connect to other hosts in the Kerberos realm, perform this task in privileged mode: Step 1 Step 2 Task Enable all clients to forward user credentials upon successful Kerberos authentication. (Optional) Configure Telnet to fail if clients cannot authenticate to mandatory Console> (enable) Disabling Credentials Forwarding To disable...
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... on page 3. Do you reset the switch. Console> (enable) set boot system flash device:filename prepend command, so that show version command to check the version of file to continue (y/n) [n]? Console> (enable) reset system This command will reset the system. This example shows a complete TFTP download procedure of a supervisor engine software image: Console> (enable) show version 1 Mod Port Model Serial # Versions 1 0 WS-X4012 JAB03130104 Hw : 1.5 Gsp: 6.1(1.4) Nmp: 6.1(0.104) Console> (enable) copy tftp flash IP address or name of remote host []? 172.20.52...
... on page 3. Do you reset the switch. Console> (enable) set boot system flash device:filename prepend command, so that show version command to check the version of file to continue (y/n) [n]? Console> (enable) reset system This command will reset the system. This example shows a complete TFTP download procedure of a supervisor engine software image: Console> (enable) show version 1 Mod Port Model Serial # Versions 1 0 WS-X4012 JAB03130104 Hw : 1.5 Gsp: 6.1(1.4) Nmp: 6.1(0.104) Console> (enable) copy tftp flash IP address or name of remote host []? 172.20.52...